﻿/*

  The contents of this file are subject to the Mozilla Public License Version
  1.1 (the "License"); you may not use this file except in compliance with
  the License. You may obtain a copy of the License at 
  
           http://www.mozilla.org/MPL/ 
  
  Software distributed under the License is distributed on an "AS IS" basis,
  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  for the specific language governing rights and limitations under the License. 
  
  The Original Code is AST'r Framework.
  
  The Initial Developer of the Original Code is
  ALCARAZ Marc (aka eKameleon) <ekameleon@gmail.com>.
  Portions created by the Initial Developer are Copyright (C) 2004-2011
  the Initial Developer. All Rights Reserved.
  
  Contributor(s) :
  
*/
package evideo.controllers.net 
{
    import lunas.components.bars.LevelBar;
    
    import vegas.controllers.AbstractController;
    import vegas.net.NetStreamExpert;
    
    import flash.events.Event;
    import flash.net.NetStream;
    
    /**
     * Invoked when the stream is seeked with a progress or scroll bar.
     */
    public class SeekStream extends AbstractController 
    {
        /**
         * Creates a new SeekStream instance.
         */
        public function SeekStream()
        {
            super();
        }
        
        /**
         * Indicates the level bar reference.
         */
        public var bar:LevelBar ;
        
        /**
         * Indicates the video reference of this display.
         */
        public var expert:NetStreamExpert ;
        
        /**
         * Handles the event.
         */
        public override function handleEvent( e:Event ):void 
        {
            if ( expert == null )
            {
                logger.warn( this + " handleEvent failed, the expert reference not must be null." ) ;
                return ;
            }
            var stream:NetStream = expert.netStream as NetStream ;
            if ( stream == null )
            {
                logger.warn( this + " handleEvent failed, the netstream reference not must be null." ) ;
                return ;
            }
            if( bar )
            {
                bar.lock() ;
                expert.seek( bar.level ) ;
                bar.unlock() ;
            }
            else
            {
                logger.warn( this + " handleEvent failed, the bar reference not must be null." ) ;
                return ;
            }
        }
    }
}
